Home / 13,376,432.40-20,064,648.60-3,279,053.40

Finding the Fourth Proportional to 13,376,432.40, 20,064,648.60 and 3,279,053.40

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Solution

The fourth proportional to 13,376,432.40, 20,064,648.60 and 3,279,053.40 is: 4,918,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,432.40 : 20,064,648.60 = 3,279,053.40 : x
  2. Step 2: Convert to fraction form
    13,376,432.40/20,064,648.60 = 3,279,053.40/x
  3. Step 3: Cross multiply
    13,376,432.40x = 20,064,648.60 × 3,279,053.40
  4. Step 4: Simplify right side
    13,376,432.40x = 65,793,054,211,635.24
  5. Step 5: Solve for x
    x = 65,793,054,211,635.24/13,376,432.40
  6. Step 6: Final answer
    x = 4,918,580.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.